Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,637,630",
      "signature": "0xb5e78961bbc0d962875ea858ba6a26a361f6604c077a83276267ae041018e3b31520e4f16fae0d0669d6c58e10a6cb4a",
      "randomness": "0x667fef787285933bd4c19f3352f30362641b5ab217f1f6e63ea1d0558bdb9849"
    }
  ],
  "blockNumber": "7,429,722"
}

{
  "Sr25519": "0x004b6a5c8a703399d59c591b83c59a67ea9317b3219447e138244959ba613a2f18cdf4720c2e4e3096df5fd2ea0da182a6881d3faf113b38ec45b8f89e04698a"
}